Hyperpolarized Mitochondria (IMAGE) Kazan Federal University Caption Heavily protonated methanofullerenols become positively charged and move into the mitochondrial matrix. Credit Kazan Federal University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.